Finding the Fourth Proportional to 7,449,151.06, 11,169,153.72 and 2,894,882.18
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Solution
The fourth proportional to 7,449,151.06, 11,169,153.72 and 2,894,882.18 is: 4,340,546.17
Step by Step Solution
- Step 1: Write the proportion equation
7,449,151.06 : 11,169,153.72 = 2,894,882.18 : x - Step 2: Convert to fraction form
7,449,151.06/11,169,153.72 = 2,894,882.18/x - Step 3: Cross multiply
7,449,151.06x = 11,169,153.72 × 2,894,882.18 - Step 4: Simplify right side
7,449,151.06x = 32,333,384,069,708.71 - Step 5: Solve for x
x = 32,333,384,069,708.71/7,449,151.06 - Step 6: Final answer
x = 4,340,546.17
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.